Equipment after-sales data monitoring method, device and system and after-sales monitoring system of air conditioner

The invention relates to an equipment after-sales data monitoring method, device and system and an after-sales monitoring system of an air conditioner, and the method comprises the steps: obtaining after-sales collection data stored in an application server, acquiring after-sales collection data fro...

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1. Verfasser: YANG YULUN
Format: Patent
Sprache:chi ; eng
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